/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2019-2021. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.mindspore.flclient;

import java.io.IOException;

/**
 * Define asynchronous communication call back interface.
 *
 * @since 2021-06-30
 */
public interface IAsyncCallBack {
    /**
     * Automatically invoked when the request fails.
     *
     * @param exception the catch exception.
     * @return the status code in client.
     */
    FLClientStatus onFailure(IOException exception);

    /**
     * Automatically invoked when a response message is processed.
     *
     * @param msg the response message.
     * @return the status code in client.
     */
    FLClientStatus onResponse(byte[] msg);
}
